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我的程序如下:
2 e3 v6 s' k: U" k5 Jbreed [dogs dog]$ C d V+ K0 k6 F- R3 A) J8 a
breed [cats cat]
+ u( r2 o& r; Nbreed [cows cow]
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to setup! {# M& V! |8 u6 @, f
clear-all3 x% M, k3 l1 I) ]! J/ {
set-default-shape dogs "dog"& e- p) A: _! G/ ]1 ?8 b) m
set-default-shape cats "cat"4 _* U, ]/ l, ~
set-default-shape cows "cow"
, f$ J" I/ f$ A/ v T, \/ d ask patch 0 1 [ sprout-dogs 1 ]
, b) p- v) H7 Y' V% B1 F D2 M6 y ask patch 0 0 [ sprout-cats 1 ]
& d- ` ^4 I" G. p9 V ask patch 0 -1 [ sprout-cows 1 ]
1 m+ `3 U) M( J" X. K& e: gend
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这个是netlogo自带模型库里的模型中的程序,我新建文件再将其输入却提示错误:
7 m0 I' M. Q: p e# M0 Rerror while observer running SET-DEFAULT-SHAPE in procedure SETUP
& y0 H/ W) s4 Y# x"dog" is not a currently defined turtle shape
! w" D6 T$ p# u& k% x% r(halted running of setup)8 k& S2 v6 R9 J: R2 d
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我用的版本是4.0.4 请大虾们指教下。thanks! |
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